| |||
| leading place | |||
| pilot mining (Viacheslav Volkov) | |||
| |||
| advance workings | |||
|
передовая выработка : 8 phrases in 4 subjects |
| Energy industry | 2 |
| Military | 1 |
| Mining | 4 |
| Technology | 1 |
| |||
| leading place | |||
| pilot mining (Viacheslav Volkov) | |||
| |||
| advance workings | |||
|
передовая выработка : 8 phrases in 4 subjects |
| Energy industry | 2 |
| Military | 1 |
| Mining | 4 |
| Technology | 1 |